CN201760003U - Aloft escape device of light rail - Google Patents
Aloft escape device of light rail Download PDFInfo
- Publication number
- CN201760003U CN201760003U CN201020251934XU CN201020251934U CN201760003U CN 201760003 U CN201760003 U CN 201760003U CN 201020251934X U CN201020251934X U CN 201020251934XU CN 201020251934 U CN201020251934 U CN 201020251934U CN 201760003 U CN201760003 U CN 201760003U
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- inner casing
- dynamic friction
- escaping rope
- shell
- regulating
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Abstract
The utility model discloses an aloft escape device of a light rail, which comprises an outer casing and an inner casing positioned in the outer casing, wherein an escape rope is arranged in the inner casing; and two ends of the escape rope penetrate from the same side of the inner casing and the outer casing. A retarding mechanism is arranged in the inner casing and mainly comprises a circular fixed friction block and two circular movable friction blocks; the two movable friction blocks are symmetrically positioned on two sides of the center line of the fixed friction block; the escape rope sequentially winds one movable friction block, the fixed friction block and the other movable friction block; and the center of the fixed friction block deviates from the center connecting line of the two movable friction blocks for a certain distance, so that the escape rope generates a certain wrap angle to the movable friction blocks. The utility model has the advantages of low cost, simple structure and reliable performance and is convenient to use and maintain. The short time is consumed in the whole falling process; and in addition, the aloft escape device can be continuously reused and is convenient for mass persons to quickly escape.
Description
Technical field
The utility model relates to overhead escape device, specifically refers to a kind of overhead escape device that is used for light rail.
Background technology
High altitude escape (as aircraft, high building) is a global difficult problem, does not still have effective solution at present, and high highly more, difficulty is big more.Because after certain height, the rescue strength and the equipment of outside are just beyond one's ability to help, can't directly arrive, and can only rely on the rescue aid that self is equipped with to save oneself.In addition, the situation when dangerous situation occurring varies, as does not have supply of electric power, can't use the rescue aid that needs supply of electric power, smog puzzlement, and the direction difficulty is debated etc.
And also have at present the not high escape device for high-rise buildings of floor, its type to mainly contain cornerite formula, intermittently impact type and fluid damping formula.Intermittently impact type since in dropping process the bigger and each height of drop of impulsive force can't artificially control, so in escape device for high-rise buildings, use less.And fluid damping formula escape device for high-rise buildings makes whole device compare comparatively complicated mutually owing to the adding that damping fluid is arranged and will consider for the design of damping hole it can not be stopped up, for having relatively high expectations of integral body, install also more complicated, cost is also higher relatively.Comparatively speaking, the cornerite formula is because mechanism is simple, easy to process, easy-to-use, so use more in high-rise life saving.But cornerite formula escape device for high-rise buildings is difficult to the cornerite size is controlled, thereby falling speed is difficult to control.
With regard to the go off daily closely bound up with citizen, also relate to the problem of high altitude escape, certainly the high-altitude does not here resemble aircraft or the tens meters high buildings high.Because along with the fast development of urban transportation, light rail also occurs in many cities, selects the light rail trip to become a kind of mode that everybody makes earnest efforts day by day.As a kind of vehicles, when light rail also occurs fault,, how the hundreds of people in the compartment are rescued effectively and rapidly or evacuate if just in time be parked in ten meters aerial this moment, be the problem that is worth relevant department's research.If wait for the rescue strength of outside, need the regular hour on the one hand, the passenger can't wait in perhaps such time car under very urgent situation; Also need the geographical environment of outside to be convenient to sue and labour on the other hand, as be convenient to that rescue aid is built, installation etc.Therefore, post wish that external strength is rescued in, light rail self also should be equipped with necessary lifesaving appliance, can save oneself and escape when dangerous situation occurring.But up to the present, also still there is not specially report at home and abroad at the effective overhead escape device of light rail vehicle.
The utility model content
At the prior art above shortcomings, the purpose of this utility model provide a kind of be used for light rail, low, easy to use, the overhead escape device fast of escaping of cost.
The technical solution of the utility model is achieved in that a kind of overhead escape device of light rail, it comprises shell and is positioned at the inner casing of shell, be provided with an escaping rope that uses for the survivor in inner casing, the two ends of escaping rope pass and in use towards the below from the same side of inner casing and shell.In inner casing, be provided with the reducing gear that under user mode, escaping rope is slowed down, described reducing gear mainly constitutes by being all circular certain brake pad and two dynamic friction pieces, two dynamic friction pieces are symmetrically located at decides brake pad center line both sides, escaping rope is walked around a dynamic friction piece successively, is decided brake pad and another dynamic friction piece, decides brake pad misalignment two dynamic friction piece line of centres certain distances so that escaping rope produces certain cornerite to the dynamic friction piece.
Described two dynamic friction pieces simultaneously are provided with slide block, are provided with two chutes corresponding with two slide blocks on the inner casing inwall, and two chutes are positioned on the two dynamic friction piece lines of centres simultaneously, and slide block is arranged in chute and removable.One can connect two dynamic friction pieces apart from regulating with the governor motion of change escaping rope to dynamic friction piece cornerite two dynamic friction interblocks, governor motion constitutes by regulating push-pull handle and two regulating arms, one end of two regulating arms is connected rotationally with a dynamic friction piece respectively, and the other end kink of two regulating arms is being regulated on the push-pull handle.Be provided with the regulating tank of perforation on shell, regulating tank is vertical with the chute direction, regulates push-pull handle and passes from shell by regulating tank.
Regulating arm one end and dynamic friction piece ways of connecting rotationally are: with slide block back to dynamic friction piece another side be provided with connecting pin, what be provided with perforation on the inner casing inwall relative with connecting pin moves towards consistent groove with chute, connecting pin passes from groove and enters in the chamber that outer casing inner wall offers, this chamber can move for connecting pin and regulating arm, and two regulating arms, one end difference kink is on connecting pin.
Be provided with guide ring at inner casing respectively for two outlets place that the escaping rope two ends pass, escaping rope passes from guide ring.
Described reducing gear is two covers of symmetric arrangement, the shared escaping rope of two cover reducing gears, and corresponding inner casing is two, each inner casing is provided with a cover reducing gear and has an outlet that is provided with guide ring.Also be provided with two directive wheels to the escaping rope guiding in each inner casing, the directive wheel surface is provided with wearing bush, and the escaping rope two ends pass from inner casing after walking around directive wheel, and described guide ring is arranged on the exit of inner casing near housing outlet.
Described shell has three chambers of " product " font, two inner casings are arranged on below the shell in two chambers, escaping rope one end enters another inner casing by the 3rd chamber of shell after one of them inner casing comes out, outlet and one of them outlet of shell that has a guide ring by another inner casing passes again, and the escaping rope other end passes by outlet and another outlet of shell that this one of them inner casing has guide ring; Be provided with two directive wheels to the escaping rope guiding in the 3rd chamber of shell, two directive wheels are positioned at the escaping rope homonymy.
The utility model overhead escape device of light rail has following advantage:
A) simple in structure, the involved kernel component of more similar escape device for high-rise buildings is less, and the deceleration principle is clear and definite, and dependable performance is cheap, is convenient to safeguard.
B) whole dropping process required time is short, and can use repeatedly incessantly, is convenient to personnel in enormous quantities and escapes fast.
C) adopt under the normal condition fixedly that cornerite counterweight power decays, and suitable each weight crowd.Also can cornerite be regulated under special circumstances by other people, increasing frictional force, control falling speed or stop by force.
D) easy to use, be easy to control, the escaping rope that plays gets final product safely dropping, does not need the user is carried out loaded down with trivial details training, can overcome because of not knowing that how device operates the nervous psychology that brings, and is more conducive in case of emergency escape fast.
E) volume is small and exquisite, is equivalent to the position of former car door top billboard, is convenient to install.
In addition, each parts cooperation of the utility model requires low, easy to manufacture, good manufacturability.
The utility model also can be used for other various aerial railcars except being used for light rail, can also be used for high-rise life saving, or even the high-altitude recreation facility of recreation ground etc.
Description of drawings
Fig. 1-the utility model structural representation.
Fig. 2-Figure 1B-B cutaway view.
Fig. 3-Figure 1A-A cutaway view.
Wherein, 1-shell; The 2-inner casing; The 3-escaping rope; 4-decides brake pad; 5-dynamic friction piece; The 6-alignment pin; The 7-slide block; The 8-chute; 9-regulates push-pull handle; The 10-regulating arm; The 11-connecting pin; The 12-groove; The 13-guide ring; The 14-directive wheel; The 3rd chamber of 15-shell; The 16-journal stirrup.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, Fig. 2 and Fig. 3, from the figure as can be seen, the utility model overhead escape device of light rail, it comprises shell 1 and is positioned at the inner casing 2 of shell, be provided with an escaping rope 3 that uses for the survivor in inner casing 2, the two ends of escaping rope 3 pass and in use towards the below from the same side of inner casing 2 and shell 1.Be provided with the reducing gear that under user mode escaping rope is slowed down in inner casing, described reducing gear mainly constitutes by being all circular certain brake pad 4 and two dynamic friction pieces 5.Decide brake pad 4 and be provided with alignment pin 6, be provided with the locating hole corresponding with alignment pin on the inner casing inwall, alignment pin inserts in the locating hole, both interference fit.Two dynamic friction pieces 5 are symmetrically located at decides brake pad 4 center line both sides, escaping rope 3 is walked around a dynamic friction piece 5 successively, is decided brake pad 4 and another dynamic friction piece 5, decides brake pad 4 misalignment two dynamic friction pieces, 5 line of centres certain distances so that 3 pairs of dynamic friction pieces of escaping rope 5 produce certain cornerite.
Above-mentioned cornerite is adjustable, concrete scheme is: two dynamic friction pieces 5 wherein one side be provided with that slide block 7(is actual to add that man-hour, both were one-body molded), on inner casing 2 inwalls, be provided with two chutes 8 corresponding with two slide blocks, two chutes 8 are positioned on two dynamic friction pieces, 5 lines of centres simultaneously, and slide block 7 is arranged in chute 8 and removable.One can connect two dynamic friction pieces apart from regulating with the governor motion of change escaping rope to dynamic friction piece cornerite (also comprise and decide the brake pad cornerite) two dynamic friction interblocks, governor motion constitutes by regulating push-pull handle 9 and two regulating arms 10, one end of two regulating arms 10 is connected rotationally with a dynamic friction piece 5 respectively, and the other end kink of two regulating arms 10 is being regulated on the push-pull handle 9.Be provided with the regulating tank of perforation on shell, regulating tank is vertical with the chute direction, regulates push-pull handle and passes from shell by regulating tank.
Regulating arm one end and dynamic friction piece ways of connecting rotationally are: with slide block back to dynamic friction piece 5 another sides be provided with connecting pin 11, what be provided with perforation on inner casing 2 inwall relative with connecting pin moves towards consistent groove 12 with chute, connecting pin 11 passes from groove 12 and enters in the chamber that outer casing inner wall offers, this chamber can move for connecting pin and regulating arm, and two regulating arms, 10 1 ends difference kink is on connecting pin 11.
The cornerite control method is: under the normal escape of escaping rope 3 user modes, two dynamic friction pieces 5 owing to be subjected to pressure that the gravity of human body produces distance farthest, dynamic friction piece cornerite (also comprise and decide the brake pad cornerite) is minimum this moment, the frictional force minimum.When needs increase frictional force, adjusting push-pull handle 9 in the reducing gear of Fig. 1 can be pushed away toward both sides along regulating tank, because the regulating arm kink is being regulated on the push-pull handle, so regulating arm 10 will be pulled, the dynamic friction piece 5 that flexibly connects with regulating arm also will be driven, thereby makes dynamic friction piece 5 move pitch smaller toward middle, it is big that dynamic friction piece cornerite becomes, and it is big that frictional force becomes.Regulate the past more both sides of push-pull handle and push away, frictional force is big more.When unclamping the adjusting push-pull handle, under the effect of body weight for humans power, two dynamic friction pieces reset into distance state farthest.
Be provided with guide ring 13 at inner casing 2 respectively for two outlets place that the escaping rope two ends pass, escaping rope 3 passes from guide ring 13.The guide ring in two exits has played the effect of a pretension frictional force, to prevent that frictional force suddenly disappears when people's body weight is excessive, can guarantee can not make whole device ineffective because of a unexpected gravity.
As can be seen from Figure 1, described reducing gear is two covers of symmetric arrangement, the shared escaping rope 3 of two cover reducing gears.Corresponding inner casing 2 is two, and each inner casing is provided with a cover reducing gear and respectively has an outlet that is provided with guide ring, also needs to set up an outlet certainly.Also be provided with two directive wheel 14, two directive wheels 14 to the escaping rope guiding and be positioned at two dynamic friction pieces, 5 outsides in each inner casing 2, see Fig. 1, directive wheel 14 surfaces are provided with wearing bush.Escaping rope 3 two ends are walked around directive wheel 14 backs and are passed from inner casing 2, and described guide ring is arranged on the exit of inner casing near housing outlet.
Described shell 1 has three chambers of " product " font, and two inner casings 2 are arranged on below the shell in two chambers, and escaping rope 3 one ends are walked around directive wheel 14 and entered the right inner casing 2 from Fig. 1 left side inner casing back of coming out by the 3rd chamber 15 of shell.On the right in the inner casing 2, escaping rope 3 walks around one of them directive wheel 14, dynamic friction piece 5 successively, decide brake pad 4, another dynamic friction piece 5 and another directive wheel 14 after, have the outlet of guide ring by the right inner casing at last and the outlet of shell passes.Escaping rope 3 other ends pass by outlet and another outlet of shell that left side inner casing has guide ring.In the 3rd chamber 15 of shell, be provided with two directive wheel 14, two directive wheels 14 and be positioned at escaping rope 3 homonymies the escaping rope guiding.
The utility model if to directive wheel, guide ring, dynamic friction piece and the position of decide brake pad concern, self coefficient of friction adjusts, can realize adjusting to whole coefficient of friction, even do not use the adjusting push-pull handle like this, the speed that human body is fallen is controlled properly.If speed still than comparatively fast, is restarted the adjusting push-pull handle and is got final product.In based on an embodiment of the present utility model, do not use the adjusting push-pull handle, by above-mentioned control method, the Acceleration Control that human body falls is at 0.2m/s
2Within, be to satisfy common light rail escape fully to require.
This device shell 1 left and right sides and above be provided with fixingly with journal stirrup 16, by journal stirrup and bolt this device is fixed on certain position, compartment.This product can be installed a plurality of in every joint compartment, usually be installed in light rail emergency exits top or other spacious relatively place, because when escape, situation was often relatively more chaotic, crowd's evacuation or survivor help each other when being more convenient for escaping like this, are unlikely to hinder because of the place is narrow the escape process.Suggestion is indicated using method and schematic diagram in case surface.
When being in the high-altitude situation (as having a power failure or running out of steam) that meets accident, light rail can use this device in the time of need carrying out emergent evacuation of people.This device using method and principle are: when light rail breaks down, escaping rope one end is fixed in the person by safety belt goes up back (when critical especially also can people catch escaping rope), the personnel that flee from jump out from the light rail car door.Wherein the guide ring in two exits has played the effect of a pretension frictional force, to prevent that frictional force suddenly disappears when people's body weight is excessive, can guarantee can not make whole device ineffective because of a unexpected gravity.Learn according to Euler's formula, can regulate the size (operating the adjusting push-pull handle by outside the survivor other people can realize) of whole device frictional force by control dynamic friction piece and the size of decide the brake pad cornerite, thereby the speed that the control human body falls, and reach in a short period of time at the uniform velocity.And skid or during other fortuitous events when escaping rope, then can further utilize and regulate push-pull handle the cornerite of dynamic friction piece is increased, thereby strengthen its whole device of the final self-locking of frictional force, realize the purpose that stops.
What whole device used is endless rope, when first survivor arrives ground, the escaping rope other end then rises to the emergency exits position, and second survivor just can catch escaping rope to continue to have escaped, thereby has accomplished reciprocating type, free of discontinuities capable of circulation, the effect of escaping efficiently.Therefore the escaping rope other end can not enter in the shell after the length of escaping rope wanted the guarantor to fall to putting in place at least, more can not pull from this escape device, and it is necessary suitably staying some surpluses more.Escaping rope is long more, and the escape altitude that can realize is high more.
The actual escaping rope of selecting for use of the utility model is a high-wearing feature rock-climbing rope, and the top layer chemical composition is a polyamide.Adopting climbs rocks restricts, and mainly is the high-wearing feature of considering the rock-climbing rope, and high tensile strength can be born bigger weight, convenient inspection when reaching friction effect, replacing escaping rope.
Claims (7)
1. overhead escape device of light rail, it is characterized in that: it comprises shell (1) and is positioned at the inner casing (2) of shell, be provided with an escaping rope (3) that uses for the survivor in inner casing (2), the two ends of escaping rope pass and in use towards the below from the same side of inner casing and shell; In inner casing (2), be provided with the reducing gear that under user mode, escaping rope is slowed down, described reducing gear mainly constitutes by being all circular certain brake pad (4) and two dynamic friction pieces (5), two dynamic friction pieces (5) are symmetrically located at decides brake pad (4) center line both sides, escaping rope (3) is walked around a dynamic friction piece (5) successively, is decided brake pad (4) and another dynamic friction piece (5), decides brake pad (4) misalignment two dynamic friction piece (5) line of centres certain distances so that escaping rope produces certain cornerite to the dynamic friction piece.
2. overhead escape device of light rail according to claim 1, it is characterized in that: described two dynamic friction pieces (5) one side is provided with slide block (7), on inner casing (2) inwall, be provided with two chutes (8) corresponding with two slide blocks (7), two chutes are positioned on the two dynamic friction piece lines of centres simultaneously, and slide block (7) is arranged in chute (8) and removable; One can connect two dynamic friction pieces apart from regulating with the governor motion of change escaping rope to dynamic friction piece cornerite two dynamic friction interblocks, governor motion constitutes by regulating push-pull handle (9) and two regulating arms (10), one end of two regulating arms (10) is connected rotationally with a dynamic friction piece (5) respectively, and the other end kink of two regulating arms (10) is being regulated on the push-pull handle (9); Be provided with the regulating tank of perforation on shell, regulating tank is vertical with the chute direction, regulates push-pull handle (9) and passes from shell (1) by regulating tank.
3. overhead escape device of light rail according to claim 2 is characterized in that: regulating arm (10) one ends and dynamic friction piece (5) ways of connecting rotationally are: with slide block back to dynamic friction piece (5) another side be provided with connecting pin (11); What be provided with perforation on inner casing (2) inwall relative with connecting pin moves towards consistent groove (12) with chute, connecting pin (11) passes from groove (12) and enters in the chamber that outer casing inner wall offers, this chamber can move for connecting pin and regulating arm, and two regulating arms (10) one ends difference kink is on connecting pin (11).
4. according to claim 1 or 2 or 3 described overhead escape device of light rail, it is characterized in that: be provided with guide ring (13) at inner casing (2) respectively for two outlets place that the escaping rope two ends pass, escaping rope (3) passes from guide ring (13).
5. overhead escape device of light rail according to claim 4, it is characterized in that: described reducing gear is two covers of symmetric arrangement, the shared escaping rope of two cover reducing gears, corresponding inner casing is two, each inner casing is provided with a cover reducing gear and has an outlet that is provided with guide ring.
6. overhead escape device of light rail according to claim 5, it is characterized in that: in each inner casing (2), also be provided with two directive wheels (14) escaping rope (3) guiding, directive wheel (14) surface is provided with wearing bush, escaping rope (3) two ends are walked around directive wheel (14) back and are passed from inner casing (2), and described guide ring is arranged on the exit of inner casing near housing outlet.
7. overhead escape device of light rail according to claim 6, it is characterized in that: described shell (1) has three chambers of " product " font, two inner casings (2) are arranged on below the shell in two chambers, escaping rope (3) one ends enter another inner casing (2) by the 3rd chamber of shell (15) after one of them inner casing (2) comes out, outlet and one of them outlet of shell that has a guide ring by another inner casing passes again, and the escaping rope other end passes by outlet and another outlet of shell that this one of them inner casing has guide ring; Be provided with two directive wheels (14) to the escaping rope guiding in the 3rd chamber of shell (15), two directive wheels (14) are positioned at escaping rope (3) homonymy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020251934XU CN201760003U (en) | 2010-07-08 | 2010-07-08 | Aloft escape device of light rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020251934XU CN201760003U (en) | 2010-07-08 | 2010-07-08 | Aloft escape device of light rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201760003U true CN201760003U (en) | 2011-03-16 |
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ID=43712600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020251934XU Expired - Lifetime CN201760003U (en) | 2010-07-08 | 2010-07-08 | Aloft escape device of light rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201760003U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101898015A (en) * | 2010-07-08 | 2010-12-01 | 重庆理工大学 | Overhead escape device of light rail |
| CN105711614A (en) * | 2016-04-11 | 2016-06-29 | 西南交通大学 | Suspension-type aerial-track escaping system and carriage descending method |
-
2010
- 2010-07-08 CN CN201020251934XU patent/CN201760003U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101898015A (en) * | 2010-07-08 | 2010-12-01 | 重庆理工大学 | Overhead escape device of light rail |
| CN105711614A (en) * | 2016-04-11 | 2016-06-29 | 西南交通大学 | Suspension-type aerial-track escaping system and carriage descending method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110316 Effective date of abandoning: 20120404 |